This question already has an answer here:
- PCSX2 on Ubuntu 1 answer
Is there a good ps2 emulator for ubuntu 13.10.I want a stable ps2 emulator to play on ubuntu
I use pcsx2, and someone correct me if I'm wrong, I think is the only one availlable.
You can install it from its ppa:
You have to use update before you install the software.